Home / 169,841,187.20-254,383,867.20-139,608,099.20

Finding the Fourth Proportional to 169,841,187.20, 254,383,867.20 and 139,608,099.20

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Solution

The fourth proportional to 169,841,187.20, 254,383,867.20 and 139,608,099.20 is: 209,101,506.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,841,187.20 : 254,383,867.20 = 139,608,099.20 : x
  2. Step 2: Convert to fraction form
    169,841,187.20/254,383,867.20 = 139,608,099.20/x
  3. Step 3: Cross multiply
    169,841,187.20x = 254,383,867.20 × 139,608,099.20
  4. Step 4: Simplify right side
    169,841,187.20x = 35,514,048,166,937,220
  5. Step 5: Solve for x
    x = 35,514,048,166,937,220/169,841,187.20
  6. Step 6: Final answer
    x = 209,101,506.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.